Installing the product to run on a 64-bit operating system
During the product installation, you can select 64-bit
mode for the product on the Location page in IBM® Installation Manager.
The Location page is also where you select the installation directory.
If you install the product in 64-bit mode, some product features might not be available.
Important: For more information about the benefits,
requirements, limitations, and known issues for the product running
in 64-bit mode, see http://www.ibm.com/support/docview.wss?uid=swg27024058.